Platforms for posting and sharing ideas and content.
Free Android Phone app: https://play.google.com/store/apps/details?id=com.fusionprojects.edmodo
Free iPad app: http://itunes.apple.com/us/app/edmodo/id378352300?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/edmodo/id378352300?mt=8&uo=4&at=10l6SU
Website: http://www.edmodo.com/
Google Chrome app: https://chrome.google.com/webstore/detail/edmodo/fpcdidgjjebefhmlhjlgnkahlimgaemc
Website: https://twitter.com/
Free iPad app: https://itunes.apple.com/us/app/id333903271?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/id333903271?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.twitter.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.twitter.android
Free Mac program: https://itunes.apple.com/us/app/twitter/id409789998?mt=12&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.facebook.katana
Google Chrome app: https://chrome.google.com/webstore/detail/facebook-notifications/nmameahlembdcigphohgiodcgjomcgeo
Mozilla Firefox extension: https://addons.mozilla.org/en-US/firefox/addon/facebook-toolbar/
Free iPad app: https://itunes.apple.com/us/app/facebook/id284882215?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/facebook/id284882215?mt=8&uo=4&at=10l6SU
Website: http://www.facebook.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.schoology.app
Free iPad app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Website: http://www.schoology.com/
Google Apps for Education app: https://www.google.com/enterprise/marketplace/viewListing?productListingId=14101+14209459616553746611
Website: http://www.wikispaces.com/
Website: http://moodle.org/
Website: http://www.edu20.org/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.pinterest
Free iPad app: https://itunes.apple.com/us/app/pinterest/id429047995?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/pinterest/id429047995?mt=8&uo=4&at=10l6SU
Website: http://pinterest.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.apps.plus
Google Chrome app: https://chrome.google.com/webstore/detail/google%20/dlppkpafhbajpcmmoheippocdidnckmm
Free iPad app: https://itunes.apple.com/us/app/google+/id447119634?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google+/id447119634?mt=8&uo=4&at=10l6SU
Website: http://plus.google.com/
Paid iPad app: http://itunes.apple.com/us/app/collaborize-classroom-pro/id512701825?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/collaborize-classroom/id497540468?mt=8&uo=4&at=10l6SU
Website: http://www.collaborizeclassroom.com/